FR2026400A1 - - Google Patents
Info
- Publication number
- FR2026400A1 FR2026400A1 FR6940932A FR6940932A FR2026400A1 FR 2026400 A1 FR2026400 A1 FR 2026400A1 FR 6940932 A FR6940932 A FR 6940932A FR 6940932 A FR6940932 A FR 6940932A FR 2026400 A1 FR2026400 A1 FR 2026400A1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F7/00—Shielded cells or rooms
- G21F7/02—Observation devices permitting vision but shielding the observer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/005—Diaphragms
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/08—Shutters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Optics & Photonics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681815249 DE1815249C (de) | 1968-12-18 | Automatisch schließender optischer Verschluß |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2026400A1 true FR2026400A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1970-10-18 |
Family
ID=5716502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR6940932A Withdrawn FR2026400A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1968-12-18 | 1969-11-27 |
Country Status (3)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2118917A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1970-12-24 | 1972-08-04 | Frungel Frank |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8912765D0 (en) * | 1989-06-02 | 1989-07-19 | Lumonics Ltd | A laser |
| US5083852A (en) * | 1990-05-31 | 1992-01-28 | United States Of America As Represented By The Secretary Of The Navy | Laser beam strop |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3342540A (en) * | 1962-03-08 | 1967-09-19 | Abegg Moroni Taylor | Antiflash device |
| US3321630A (en) * | 1963-05-28 | 1967-05-23 | Ncr Co | System for the detection of high intensity light flashes |
-
1969
- 1969-07-02 GB GB33372/69A patent/GB1260692A/en not_active Expired
- 1969-11-27 FR FR6940932A patent/FR2026400A1/fr not_active Withdrawn
- 1969-12-11 US US00884177A patent/US3709584A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2118917A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1970-12-24 | 1972-08-04 | Frungel Frank |
Also Published As
| Publication number | Publication date |
|---|---|
| US3709584A (en) | 1973-01-09 |
| DE1815249B2 (de) | 1972-04-20 |
| DE1815249A1 (de) | 1970-07-02 |
| GB1260692A (en) | 1972-01-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |